Preparation of micro-arc oxidation coatings on magnesium alloy and its thermal shock resistance property

Rare Metals ◽  
2006 ◽  
Vol 25 (3) ◽  
pp. 270-273 ◽  
Author(s):  
Z JIANG ◽  
X ZENG ◽  
Z YAO
2016 ◽  
Vol 723 ◽  
pp. 450-453
Author(s):  
Xiao Feng Sun ◽  
Yuan Lin Huang ◽  
Wei Song ◽  
Ming Ming Sun

By combined process of hot dip aluminum and micro–arc oxidation, a multilayer composite coating was obtained on the surface of 20 steel plates. The micro-hardness, morphology, residual stress and thermal-shocking performance of the coating were investigated by HVS-1000 micro-hardness instrument, SEM, X-350 stress instrument and etc. The results showed that the micro-hardness of the coating appeared hard-soft-hard from surface to inner, the effective thermal-shock times of the coating was 130, its residual stress of the coating was 181.7 MPa after hot shock 80 times.


2021 ◽  
Vol 866 ◽  
pp. 158985
Author(s):  
Xiaojia Su ◽  
Yiwang Bao ◽  
Detian Wan ◽  
Haibin Zhang ◽  
Ludi Xu ◽  
...  

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